(self)
| 594 | self.assertEqual(rawio.read(2), b"") |
| 595 | |
| 596 | def test_RawIOBase_read_bounds_checking(self): |
| 597 | # Make sure a `.readinto` call which returns a value outside |
| 598 | # (0, len(buffer)) raises. |
| 599 | class Misbehaved(self.io.RawIOBase): |
| 600 | def __init__(self, readinto_return) -> None: |
| 601 | self._readinto_return = readinto_return |
| 602 | def readinto(self, b): |
| 603 | return self._readinto_return |
| 604 | |
| 605 | with self.assertRaises(ValueError) as cm: |
| 606 | Misbehaved(2).read(1) |
| 607 | self.assertEqual(str(cm.exception), "readinto returned 2 outside buffer size 1") |
| 608 | for bad_size in (2147483647, sys.maxsize, -1, -1000): |
| 609 | with self.assertRaises(ValueError): |
| 610 | Misbehaved(bad_size).read() |
| 611 | |
| 612 | def test_RawIOBase_read_gh60107(self): |
| 613 | # gh-60107: Ensure a "Raw I/O" which keeps a reference to the |
nothing calls this directly
no test coverage detected